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1-1/8″ Steerer | Handmade in Barcelona
Aero-optimized, one-piece carbon cockpit that transforms your riding position, speed, and bike identity.
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The Gemini ÄLZIR Integrated Carbon Road Handlebar is Gemini’s most advanced and exclusive road cockpit, engineered as a single-piece carbon monocoque structure. Designed, laminated, and handcrafted entirely in Barcelona, ÄLZIR represents the perfect balance of aerodynamics, ergonomics, stiffness, and artistic craftsmanship.
Beyond pure aerodynamics, ÄLZIR focuses on what truly matters: the rider’s position. While handlebars contribute only a small percentage of total aerodynamic drag, rider posture accounts for over 80%. ÄLZIR’s unique aero-ergonomic shaping is designed to naturally place the rider in a faster, more comfortable position—saving watts, reducing fatigue, and allowing longer, faster rides with less effort.
This is not just a handlebar. It is the defining component that elevates your bike into a true top-tier build.
FEATURES
One-Piece Carbon Monocoque Construction
Manufactured as a single unibody carbon structure
No joints, no adhesives, no weak points
Superior stiffness-to-weight ratio and long-term durability
Stress flows evenly across the entire handlebar
Aero-Ergonomic Design Philosophy
Aero shapes designed around real rider posture, not just CFD data
Maximized freedom of movement when riding in the drops
Wider support surface to reduce pressure on the median nerve
Palm-shaped ergonomics for natural hand positioning
Lightweight Layup (Standard)
From 220 g
Optimized vibration absorption for long rides
Designed for riders up to 90 kg
Ideal for climbing-focused and endurance builds
Maximum Integration & Customization
Internal cable routing (Standard Cable)
Compatible with 1-1/8″ steerer tubes
Custom forged carbon headset covers for seamless integration
Compatible with Vostok mounts
Custom Lab available for true 1-of-1 builds
Signature Series Craftsmanship
100% handmade in Cabrera de Mar, Barcelona
Layer-by-layer carbon lamination
Limited production units
Unique Gemini DNA and design language
PRODUCT POSITIONING
Ultra-premium integrated aero road handlebar
Designed for cyclists who demand maximum performance, refined ergonomics, and exclusivity. ÄLZIR sits at the intersection of high-performance engineering and functional carbon art.
RECOMMENDED RIDER PROFILE
Performance-oriented road cyclists and climbers
Riders seeking aerodynamic gains through improved posture
Enthusiasts building lightweight or showcase-level bikes
Cyclists who value craftsmanship, exclusivity, and design
Riders upgrading standard cockpits to a true integrated system
SPECIFICATIONS
Material: Unibody carbon fiber monocoque
Manufacturing: 100% handmade in Barcelona, Spain
Steerer Compatibility: 1-1/8″
Cable Routing: Internal
Lightweight Layup: from 220 g, rider + bike up to 90 kg
WHY ÄLZIR
ÄLZIR doesn’t just reduce drag—it reshapes how you ride. By combining aerodynamic engineering, rider-focused ergonomics, and uncompromising craftsmanship, it allows you to ride faster, longer, and with greater control. This is the cockpit you’ll carry from bike to bike—and the one everyone will notice.